404 sans · 发布于 2026-01-06 · 浏览 252 回复 0

#include <bits/stdc++.h>
using namespace std;
int a, b, c;
int d = 0;

int main() {
	cin >> a;
	cin >> b;
	cin >> c;
	d = a + a + b + b + c + a;
	cout << d;
	return 0;
}